The Tipiṭaka in Three Languages

Sappaccayadukkusalattika

Abhidhammapiṭaka · Paṭṭhāna (5) · Vol. 44 · Section 1069

[1069] A wholesome (kusala) phenomenon (dhamma) that has a condition (sappaccaya) is a condition, by root condition (hetu-paccaya), for a wholesome phenomenon that has a condition.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 5 other places